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| Description: Research indicates that puberty is beginning at an earlier age than ever before. Possible explanations include increased childhood obesity, exposure to new chemicals, and family stressors (Maron, 2015). Picture Stats: Views: 165 Filesize: 862.71kB Height: 459 Width: 690 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=41904 |